.I 5 ..nn . 7 .... i t , ....

t. ~I S. NUtC LFA I V A Gl-, ULAI 14Y; C( 0 N1 iI I S Sr I N

in It

Kennecott UraniuLm Company Ini i

- ot.SU!Y 1350, Amendment No 4Post,.O ff i Ce B ox,. .1.1,2.48;

.. ,SaltC Lake City U'Ata h 844 n 1, 30, ý i'tflii ji ,

Natural Ura'ni u, B~y pr tod t. t Any Unli m i ted

(d 9.0 ADM I INISlIRAT IVE C 0 tit I I ION S

9 Atorze ia~ofUs helcensee s uranium mill Iing aituS located iSweetwater County,, Wyomi~ny, H

92l Thjicensee ,i.s ;h er eby atu t horIi e d t~o pus~se ss byproduct, material, i n the form ofura~rnwase tilinqsan byproduct wastesgeneratedbyptmiln

~ ope/ra~tion,' ~a, Vth~e fac! ltIe.n'

9 3 The ' icensee i s auth~orizedt~o ope~rate an ion exchuny'e u'ranium recoveryfa'cil1 , ,ew1tn su b mi t tait s datedSpebrty in1 crac ihdSpebr 27, 1989, andOcto~ber,. 18, 1ý99].Jh,- Ih lic en "s ee i.s: n ot author ized. to pro~du ny ohr-uranium

fillConcentrates wi tho~ut aý IIc en se: amendment approved by the NRC. '

9.41 For, u~se, in accordance with statements, representations, and condi tions 1conta~ined in Sections 3.3.6 and 6.0 of the previous renewal application datedM ar ;19 84 as supplemented buy submittals dated April 3, July 2. and July 27,

l8,Jn~u~airjy 17, 1985,' and the .ren ewal application dated January 23, 1991.,except, wrh er~e S u pe!red eld by I I cense condi ti on, be low.

When'ever the word "ii~ 1I i s used in the 'above referenced documents, i t shal I . iHdenoteý a reqo i rem(ri t ."

S 9.5 Any changufs i n the mill1ý c ircu it shdllI relquire approval of. the NPC in the form

94042B0086 7?40415PDR ADOCK 040005f34C PDR

jf f. . .

INfC Fo- n374A, U S NUCELAF R EG U L A TOAY' COMM ISSIO0N A.. GF f9 I'5G

LIUIIb 350 t Amenrhden t No.4MIAT ERIALS zLICE'ýNSi I)kc keH(vcrtice nuinloctSUPP L`EM ENT A!HY SHE 1.fI

IAP 1 1. S941

9.6, Th'e, Ilicensee,ý i s, ,.her-eby,, exempted from the req~uir'ements ,of 10 LFR 20, Sec tiontb,0.03e) (2) for areas withivn! the millI, provided th at. al entranceis.'to the

mij ae ospcuusyposted i~n acrdne th Seto 2.0(i'an d with

tewrsAny, area-w~i th i~n this mn may, co Aaloci ve.[i mae r,.l

-, qipme nto~r packages, from .the restr cted a r eashllbeie wth t hetahen license uidlies orDeciontami-nation of Facil it ies and Equipment Pro R oIelease for Unrestricted 1

Us~e-, or Termination, of Licenses for Byproduct or Source Materials.," datedSepte'mber .1984.

9i 8. Mi. 1 taii ngs, other than s~am'ple s for research shall not,-be transferred f rom Ithe'sit e' "wi th out' s ppec ific prior~approval of the NRC i n the form of & icense

amendme n t.,

S9.9 .rý~ t to; termination ofthi~s, iJcense, the l icensee shallI provi)de for t I.ansfero t, *. o Iti te to. byproduct fma ter ialI and land, including any interests.. there:in(oth,ýer: than land owned by' the United States or the State of Wyoming) . which is.U s~ed for the di sposal, of such byproduct material or is essential, t o ensure thel o ng -.t em stabi lity of. such,'disposal si te to' the United States or the State of .

q ~Wy'om'ing, .at the State's option and at no cost to the government.

9. 10 Theý li~censee shall. submii t ,adetailed decommissioning p~lan to the-NRC at least1year`;prior to theplannedý termi~nation of mill operations. ,,

9.11 T&he "ad i "' on Safety Officer for the Sweetwater MiIll.. shallI- poss~ess the4 .qua~lif dIt ions and. responsibilIities of the Safety and Environmental .

Administrator speci fied in Sections 5. 1.1 and 5.2.3 of the. March 1984 renewalappl icatiLri on .i th t he,, except ion that ,,bi~annualI refresher.tr aining shall. not be4required ý`d-ur'inrg the' period of mill shutdown.

9.1.2 The.,licensee shall conduct and document initial employee training and annual i'refresher training for all mill process *or maintenance employees. The'training shall include the topics listed in Section 5.3.1 of the March 1984

4 renewal appl~ication.

4 9.13 In' order to., ensure. t~hat no disturbance of cul tural resources occurs in thefuture, the _'lice nsee shall1 perform an archeological and historical arti factsurvey * o f any areas not previously surveyed prior to thei r di sturbance,in~c~luding borrow areas for recla mation cover. Such surveys shall be submittedto. the NRC for review and approval. No such disturbnesllocu unt~ilauthorization to proceed has been granted by the NRC. In addition, all work

'1in~ immed ia te v ic in ity of any buried cultural deposits unearthed during the 10di s~turbance of land shall cease until approval to proc~eed has been grated by

the NRC

N~ICo~n 3'4A. US; NUCLEAR RIEULAYORY COMMISSION.

L;A71350 Amendnelnt No.4MAtEI ALS LICENSE Z: ci ruie

SUP'PLEMEINTARY SHEET 4, . 9 P* 4

9. 14 Bp fore, engaging-iJnany act i vity, not, pre v io 0UslY assessed. by the NRC, thelicensee shall prepare *and record an e~nvi~ronmental evaluation of suchadzt iy ity. If the, evalIua ti on. nd icates such actiyity may re sul]t i n asdign~ilf i antf adverse. env ironm~en tal1 i mpac t wh ich .wa , no t prev iousl.1y a sse ssed orwich is greatýqr than: previously assessed, the 1' nsee; shall provide a

written evaluati~o~n bf'such activ~ities and obtain prior .approva I o f the NRC in

the form of a lilcense amendment.

9.15Anycorporate organization changes. affecting the assignments or reportingresponsibilities of the radiation safety staff as described in the May 28,

4 ~1992, submittal, shall re'quire approval of the NRC in the form of a licensea mendment.

T.6Jhe: licensee shall maintain an NRC-approved financial surety arrangement,consistent with 1.0 CFR 40, Appendix A, Criteria 9 and 10,,adequate to cover

'jth 6 estimated costs,' ifaccomplilshed by a th ird paty or decommi ssioning anddiectntmiatonof, the m .i I admlsie, for, reclamafi~ion. of any tai lings or1' waste disposal areas, ground-water restoration' as warranted,. and the long-term

4 ~sU.rve J1llance fee. _Within .3 months of NRC approval of a' revisedrý'reariiat ion/decommissioninig pazn, the licensee sh'll submit for NRC review and.approv~a~l. a proposed revisionjto. the financial surety arrangement. A revisedsurety, shall then be in effect within 3 months of written NRC approval.

Annpu~alupdate~s to the surety amount, required by 10 CFR 40, Appendix A,Crfiteria,9 and 10, shall be submitted to the NRC each year on or.before the

41 anniversary ,date. which is d esi gnated as April1 30. Along. with eich: proposed'Ireyi s ion , or annual update, the l~icensee shall submit su ;pporting documentation4 ~showing a breakdown of the costs and the basis' for the costL estimates with

'adjustmenrts for inflation, maintenance of a minimum 15 percent contingencyfee, changes in engineering plans, -t'vtis'erformedanayote

codtions af fecti ng est~in_,tAd-costs for s ite cl osure. The basis for the costsi matei Js the .NRC-approv~e(,,,. ,ecl,.,*,ation/decommi~ssioning plan or NRC--approved

*revisions to the plan. The attachment to this license entitled, "RecommendedOuln for Site Specific Reclamation and Stabilization Cost Estimates,"

41 oulines the minimum considerati~ons used by the NRC in the review of'4 ;dec~ommvissioning and reclamation estimates. Reclamation/decomm~i,ýsi~on~ing plans

4:~ ai annariual updte s~h o uId. f ollow this guidance:..

ý4 ~Theb l icensee's currently approved surety, a Parent Company G~uarantee issued byKennieco'tt Corporat .ion, shall be contlinuously maintained in amount no lessthan $4,771,000 for the purpose of complying with 10 CFR 40 , Appendix A,Cri.teri~a 9 and 10, until a replacement is authorized by the NRC. Th! use of apaetcompany guarantee neestates.an evaluati on of tecroatý aetbthe-NRC as part of the annual surety upate._'jn additfon to the cos~t:n~fbrmation required., 'bo'e,>the annual1 subm i L alI mus t inCclude, upda ted.

dobmen ta fi on o f the''' ( I) lettr from th echief f inauc id1 oJfficer of the parentco ,mpany, (2). auditor's special report contirmation of' chief financ.iil

'42

NRC Foe,, ~3?AU.S. NUCt FAR REGULATORY COMMISSION,.!~~

i~ L2. ens nuinbiviSUA DJ5,0 Arn 'ndmjent No. 4

NA T E RI ALS,; L IC ENSLEDxki Rif~~w. r,SUPPL EM EN TAHflY'SH E;EIl

APR

o f f ic e'r.s l1etter;, ̀ (3) sch ed u.1e reconc iIi ng amoun~ts in chief financ ia.loff-ic e r's, letteri-to- amounts in financia-l'statements, and (4) parent c'ompany

grartedocument i~f changes a re appropriate.

[AOppIi; a'b.le:'Anien..dments: 2]

9.17'Within 6 mo~nth s of' the resumption of operations, the iJOcensee shallI submit to~.te RC:a~etai~~edj~~bpsa :fr~h&di spbal.oonamnated ma.terial *anhd.

equipment generate~d at the mill. sitýein the form of a r~equest for licenseamendment. Th~ rps~ hl include a description o.,the materials.,to bedispo9sed of. location(s),of. disposal, ,method(s).of4d1spbsal , estimated annual

:,cvol mes .of. mtras'nd an -estimate of, the impact of`the ip~a lno>he tailin~gs managementp pari<n

4 9.18 A~tf: leas t 1 year priior.4to the resumption o~f milling opera~tions, the l icensee-4shall submit fo~r NRC.- review and apprový4l in the f orm of a, licen-seý amendment.

,an-updated radiation safety ýprogram, updated standard ortin prcduea'updated quality'assurance program, and a revised effdent and environmentalmoni~itor~ing program.

4 9.19. Duri~ng the period of mill shutdown, all mill entries and. maintenance,4 q~ctiivi ti es shall be conducted u~nder a radiation work permit (RWP) or standard

,,o pera ting procedure..(SOP).. Each RWP shall descrb anyprecaution Is necessarytoLminimize exposure,,to radioactive materials and specify the radiologicalmoitoring necessary to determine employee exposures. All RWPs and SOPs shall

4 ý~be signed by the Radiation Safety Officer~ or qualified eine.-ý

10,.0 OP'ERATIONAL LIMITS. ýCONTROLS. AND RESTRICTIONS

1.0. 1 IThleýIicensee, shallI maint ln :effluWent control systems a,ý speci fi ed in41Section 4.1.3ý of the7 MarchI '1984 -renewa~l 'application~ wth,, the fo Illowi ng

additions: ,

A. Operations shall be immediately suspended, in the affected area of themill if any of the emission control equipment ,for the yellowcake dryingor 'packaging areas is not, operating within specifications fo- desig

4 ~ , pe rf ormanc e.

B. The li ce~nsee s~hallI du ring all periods of' ye IlIowc ake dry inrg ope~rations,ass ure that the scrubber Is operating within the manufaciurer's"recomMended ranges for water flow and air pressure differenti al necessary

4 K toacieve design performance. This shall be accomplishied by either (I)performing and documenting checks of water flow and air pressure

ý',,,di~fferen~tial every 4 hours during operation, or (2) installinginstrumentati~on: which will signal -an audible alar, if either water. flowor air pressure di fferenti al fallI below the manufacturer' s recommended:1levels. If an audible alarm is used, its opera t ion shall be checked anddocumen ted_ d~illIy.

-- 'I - I -~

TRITTRIMITYB ,

NRC Fo,m 374A 'U ULA REGU ,LATORY COMMISSION tF -q PG

fUnuA 1350, Amendmen~t No. 4

MA~RAL-S' LICENSE -1

SUPPLEMENTARY SH-JEETI kt r ecenenme

tK. j

.1

C. Ai~r pre~ss Iure di~fferentjaJ gaug~es. fo~r.other emi ss~ion control equipmentshal~l,:be red ,an t e radinRs ouetdoc er ' - uig

operations. 5 oImCtdoc.prsitdrn

10.2 All, liqu id 'e ffHuen ts f rom millI process buildings., w i~th the exception o fsan~itary wastes,,' shallI. b e returned to the .mill c ircu~it, or discharged toý thetail~ings impoundment.

1.'Mainýt e~n:ance, .::opera~t~ion, qnd Ie 1 eeninsystem;:shf`[P 3 n AoofheT Ailngs rehan Tonbein accordance'iwiltf h th spe!ci;fication.s. r ep riese6n t a tions 'and46 cim i tme nts in

A ~ plcat ion for Amendment1 to U.S. Nuclear RegulatoryCommuission Sourcei Mater ialI' License' No. SUA- 13 50 Volumes 1-4, dated September 1982.

B.~Ap~pIi c ationP fo ..Amendment-to NRC Source Material License No. SUA-1350,1Sweetwater Urani~um. Project, Vo~lumes 5-6, ýdated July. 1983.

soosetoWOEQ,-comp] e.te~n~essrev iew&.ý da ted.Se mbr 19 d1V Oc to0be r'21I 1983, tr a n'smi tt ed. b5' le t ter .dda`,ted .May' 8', 1,984, from Minerals

~~.d~~~~I~tob L~juLCmayt nironmental Quality.

10.4 The licen'see shal~l,,maitntai~n a mini~mum of 5 feet of freeboard between the topo f fhO. t'atIlings dam and the tailing pond 'level throughout the project life.ITh 1 iin g s impoundment' are a shal-l not be changed in any way without speci ficpri~oi;- alppro'valI of the NRC Jin the f orm of a license amendment.

10.5 The jicensee shall 1,maintain, the-liner~system for ta i Lings5 Cell CIi~cirance wi th. the 'speci fica~tions, '.represe~ntations.,. reconuiendains,'and

com~Itments: in thefloin. -

:A"' f"Popse Tailings Disposal" transmittedlyotedad* ;ý,July' 10. 1918";, from Manager of Operations, MEC, to Chief. Fuel Processing

IFabricto Brnh, NRC, and splmnstthsrport dated August 1,22, and 28, 1978. I

4

4'44'''Jr

I'

I4

4,4'

B. Quality Control - PVC/fHypalon. Bond, pages 5-7 of October 23,1 978, letterilfrom D'Appolonla Consulting Engineers to Mlinerals Exploration Company(NEC), transmitted by letter dated November 3, 1978, from General:Manager, MEC, to Chief, Fuel Processing and Fabrication Branch, NRC.

C. I tem~s I and .8 of. the Enclosure to the October., 11. 1978, letter from the'General Manager, Minerals Exploration Company, to Chief, Fuel Processingand Fabrication Branch, NRC.

0. Recommended ch~ings Uranium Pond Liner System, Sweetwater Project,:1'`Sweetwater County, Wyoming,'for Minerals Exploration Company, by''I'AppolIon ia Con sulIt ing. Eng'inee rs, I nc. July-13, 1979.

*p -";r A. i- M- - - - - -m-- - - - - --. ? nrM W w

CNRC ~am3'AU~NCLEAil REGULATOYCMISON Ij ' qPýfd ___ PAd'" ~ r ,~~ 7 LtcCn~c,.nuiiib6 A--1350. Amendment No. 4

MAIERIALS LCEN E NS / N'f ~c~rfun.'088k) PP L .M UNT A RY SHEET <5.

APR1 194

I n addi tioni the. IcJ~ensee shall). no t: mo~di~fy the.: line.r. system o r i n stall Iat io nproceddures specif i ed in t he. abo've documen~ts wit1h~out;,spec ific pirapprovlothe NRC i n the f orm.o of ai lies mnmen t.

10.6 During the period of mill 1 shutdown, the licensee~shal~l *not add tailings orother snlid wastes- to, the, tailings depll, except byproduct:mtra ntefrof'.debris generated.by routine site-maintenance, and .a maximum of:.:1;.iOOO0 cubicyards, of byproduct material generated in the course of~decommiss'ioning U. S.Energy., Co~rporatj on' s., Green Mounta~in:.,Ion..BExchange ý.(GMIX) faciliJty.. wh i.ch i slicensed by SUA-1524. Disposal ,PftGCMI4 -le -i1s. shall be :performed as a

described in the Disposal PlanIqWh",cws' , =ItL~d4,6inKennecott's July 21,1993,'],etter. Any disposal\a~tivit~ies in the tailýZnqs cell,.shall be performedin accordanr.', with the-standard ope~rating procedure 7'f Reduc tio~n of. Voids inMaterial Placed in the ,Tailings Cell For Disposal," s~ubrijiA,ted on October 27,1992.' In a'ddition,'.:the licensee shall implement. an int~ei.m~. stabilization .

program for all tailings a~reas not covered by standing watl~r, which shalli n cu d e' writ t en operating-procedures and shall m i ~p ii the4i s pe rsaI o f w ind -

blown' tailings. JA. **1 4] i1men'' " ' 1'1.0.7. During. the. period.~of mill shýutdown, dischai-g01 -iptuids. to the tailings'

impoundment sha,'1'1-be l imited to wý t e r;' i enup activi-ties. pump

teAst s,. seepage codetin- ard t exchange .pant, subject to

' ý'heamount otaailPn tshgnoA. ; of-.wateriý a ~ly L e taipan dmen shllno'{exceed 25 mi 1-tpn g a Lý U

'B Th,ý enhanced e v459 ratio3n s's t m iu'll ýbe Kplated a m~aintained asthri e-ovember' 12, l9v\~esc19e in,1'~~ a ,ubmitta~ls. '

C FThe ta~ilings cell l.{r shalli be'maintained i )aaoea. odiinwth in" 5 feet of the :soi 44,wr~c~~ ~'

10 8:. P r~iorý -1to resuming operations, the licensee shall have in operation. +I n~strume ntati~on to detect ruptures of the tailings discharge and solution 'a1

.ýre tu rr Ii ne s when these lines are being utilized. : Indications of a~poss~ible*rup~tuire of these lines ,shall result in activati~on of an alarm~in an occupiedK"~re3f h Ill. These instruments shall be tested da ily during. operation. '

16. Alriat~ion monitoring, sampling, and 'detection equipment shall1 be'._calibra '"ted-as recommended by the manufacturer or annually, whichever i~s more,frequent. In addition, All-'radiation survey instruments shall, be:operationally checked with a radiation source each day when in use.

11.0 MONITORINL AND RECORDKEEPING REQUIREMENTS

.11.1 The results of s~ampling, analyses, surveys, *and monitoring; the results ofcalibration of equipment; reports on audits and inspections; all meetings and

'a I ~ a *a i$ .saarlIIlalIaaalraaaIa,.

WITC I o, m 3 7A U S NUCLEAR R9EGULATORY. COMMISSION 0r

F N

el J ].50 i. Amend men t N.4NATE.1R1ALS ,LIcENSE -

DCeI), of Ref eir~no nurntxj:

'A t

tra inilng c~ou r s~es req~ujredi, by t~h is iJc~ense; and any subsequent, reviews,i~nvesti gati ons',, and, corrective actions, shall b e documented. Unl ess otherwi sespecifi~ed in NRC regulati.ons, allI such documentatio0n shallI b0 maintaine~d for ap e riod, of at least 5 years. -

j 11.2;, Occupdtibnal.ýexposure cal culations shallI be performed 'and doc.umented wi thin1weekz of !the;,end: of,.each-'regul.atoryi coumpli1ance., peri od, as s~peci fied i ql

2,0,,QO (b. (i2,);;... ýRu uti ne ai~rborne ore, dust' andyellwcke; 'sample 16'shall I -be anaye ira' ýtil ma~r f loexpo su re,calculations to be performed in accordance with this co~nditio~n. - Nonroutifleore dust and yellow~cake samples' shall be analyzed and the results'reviewed by

.4 the Radiation Safety.Officer within 2 working days after sample. col lection.

11.3 During the period of mill sh .utdownI bio Iassay testing shall be conducted asA ~specified in radiation work permits issued for nonroutine. acti~vities.,

* 11.4 During..the period cV..mill shutdown, ai~r samples and. external radiation-measurements shall be obtained, semiannually in the ore crushing and ypl lowcakeareas of the~mill 1. The air samples .shall be anal yze~d for.. naturalI uranium and

4 ~radon daughte~r concentrations.- In addition, the frequency for radon daughtersampling during operation of the ion exchange plant shall be as specified inSection 1.3 of NRC Regulatory Guide 8.30, "Health Physics Surveys in UraniumMill s."

11.5 During the period of mill shutdown, air particulate, radon, and gamma`moni~tor-ing shall be performed at the restricted, area boundar*v downwind of thetalig cel Radon monitoring shajl1 also be' "conducted at an upwind location

as, descri mit'-bed in the'July 23, 1990, submttl <,Sample frequency and* analysiss hal 11e in accord~ancewijth .Table C-3 of the July 2,,. '1984, submittal)*

~'11.6 During the peri~od~of mill shutdown, a weekly inspection of the tailings area4 ~shall 1be performed. Documentation of the weekly inspections shall include an

e Valu0a tio n of. the.effectiveness of the, method 'used to control blowing,. tailingsand th~econdition of the line'r and ,any repairs-rnade.

11.7, The licensee shall conduct an annual ALARA audit of the radiation protectionprogram at the mill . Documentation of the ALARA audit shall include the itemsspe~cified in Section 2.3.3 of. NRC Regulatory Gyui~de 8.31, "InformationR~elev,,ant- to Ensurin6g..tha~t Occupati onal Radiation Exposures at Uranium, Mills

BAsLw As Reasonably Achievable." :, ~

11..8"TheJ.fi li'Cen.se shall conduct an annual survey of l and use (private residence,grazing areas, private and public potable water and agricultural wells, and

-,nonresidential structures and uses) in the area' within 5 miles of any portionof ,the restricted are~a boundary'.

11.9 The licensee shall maintain a permanent record of all transfers of millItailings from the si te.

~cj%

X , ,, ,. n !,v m~r~rim wru Jta ~.W W

4.R_41-WO 11M®RFEW WWRI) NINEPINI ' I I'!%4~4 ~....

N~~C Foe.,, 3.4.S NL)CL E AllEGPLATOF1Y COMMISSION p,,(~9 PG

ic~ensnu nobe- §f UA--30 Amendment No. 4

MAFIERIALS LICENSE p~ce iRfcence numhberSU PP LFM ENT AllY Sl FE T:V. -8 58 4

11.10 The licensee shall implement a ground-water compliance monitoring programcontai~ni~ng,, a t a m ini1mum.:,

A. S;e mi a nn'ual sampling ofp po int of, c ompliance wells 1MW-IS,.. 16,, 17, and 18,for cadmium, chromium,.lead- 210, nickel , combined. radium-.226 and -228,selenium, thorium-230, 'natural uranium, gr~oss alpha, ýchlori~de, iron,nitrate,., sulfate, pHl,,and total dissolved solids.

B., The fol lowing: ground -water protecti on s ta ndards at. poinit :o..f comp I ancewells TMW-15, 16, 17, and 18, with background being recognized inwell TMW-5:,

arsenic 0.05 mg/i, barium =1.0 mg/i, beryllium =0.01 mg/i, cadmium0 1mg/l, chromium =0.05 mg/il., cyanide *=0.005 mg/i , ;lead = 0. 5 mg/i1,

l~ead2 10, 1 .4 PCi/I, mer~cury 0.002 mg/Il, molybdenum =.0.04,,mg/i,

nicel 0.01 mg/l , obndrdu-226 and -228,=.' 2.8 pCi/l selnu0. 01' mg/l silver 0.035 rnmg/l, thallIium =,0.01 mg/i, thorium-23010.0 pCi/i, natural uranium 1.,7 pCi/l, and gross alpha = 6.6 pCi/i.

C.. ýý!,,A .co~rre~ctive action program in accordance with the April 25 and July 20,1939, and December 4, 199'2, submittals, with the objective~of returningthe concentrations of chromnium, natural *uranium, and combined ra~dium-226>ad-228 concentrations to the levels specified in B above. Seepage

coll~ection wells may be added or removed from service with the oloi_,:mp~roving the, performance, of the corrective action ofgrm

'D IMinium lowe actnfr.aruIion,t ormim ý1 lwerI mits of 4etetin fo wa a qaty a~na.1y si s of:

arsenic =0.01 mg/i , barium =0.1 mg/l, be ryIIi um= 0.01, mg/I, cadmium=0.005 mg/I, I'chryomJium,.,7_ 0.01, mg/i., .,yanide_, 0. 005 mg/i,. lead =0.01 mg/i,'lead-210 1 .0 fpCi /1, "molybdenum =0.01 mg/l , nickel =0.01 mg/l ,selenium =0.005 mg/i, silver -.0.01 mg/i, thorium-230 = 1.0 pCi.l, grossalpha = 1.0 pCi/i, nitrate = f.01 mg/i, and total dissolved solids=1.0 mg/i .

[Apol jicab.]e, Amendments: 3] "

1,2.0Oý' REPORTING RE.URMET

12.1 The'results of all, effluent and environmental monitoring required by this,license shall be reported to t~he NRC semiannually in accordance withi10O" R 40.65.. Monitoring, data shall be reported in the format shown in theattachment to this license entitled, "Sample Format for ReportingMoni~toringDat a..~

NRlC Fo~m 374A .iU.S. NUCLEAR% REGULATORY COMMISSION,..

......, I§n~ UmA 1350, Amendment No. 4MIATmERItIALS LICENSE Do,1) or.; R I crclenc nunrbe.r rSUPPLE M[FNTAF3Y SHE ET .~ i-88

12.2 The resul ts of bioassay testin required by this lijcenis e, includingdocumentation of the icorrective actions'performed t o' s'a tis fy the requi rement sof,, NRC:-'RegulIatory Guide 8.22, "Bioassay.at Uranium', Mjils, s h all 'be.-provided

to the JiNRC as- fol lows:.4:1 d

A. Anytime an. action level of 15 ug/h uranium. for -uri nalysi s or 9, nCi.

. ... uaimfri-v ivo; meas uremen.t i si;-reach ed.,or? exceeded s hai IJbe. ,eported

B.-jAny t ime :anýaction,.,Ieye.]..of. 3,0.ug/l. uranium for fou rz:c~on~s.e'cttti~veuri naly-s is spqc~i mensr 10u/ foonurnlssspecimen or 16. nCiuranium. for in-vi0vo measurements is reached or exceeded'.shall be reported,to the NRC'within 1 month.

12. A rp'ort tflth,6 annual Ila rd, use survey, indicating any di fferences in!land usefi,-,,Tom thmat 'described in the'lprevious report, shall be..submitted, to the.NRC.

12. A coy of, the annual ALARA audit report shall be submitted to the NRC.

1-12.5 The. licensee shall immediately notify the NRC by telephone of any failure inthe tailings retention system or tailings discharge *system whi~ch results in arelease;,of radioactive materiall.

126At-least 6 months prior to the resumption of operationarpr ouetnaniJns~pection of th~e'tailings impoundment liner, any repairs performed, andeh repair procedures shall be submitted to the NRC.':.

12. 7' A gro~und-water- ,moni~tori ng repprt shall1 be submi tted toteNCsmi~annualyin aito , aground-7water. correcti ve ato rga eidsrbn hprogress *.towa~rd attainin g the ground-water protecti o~n standards including the.areal extent and concentration'..of hazardous constituents and estimates' of the*time-needed to obtain compliance, shall be submitted to the NRC annually..Mo~difications ,deelpdi the,'system, ifanshlbedcrednechI

annual' r~ep or t'. [Applicable Amendments:` 3] ' '

FOR THE NUCLEAR REGULATORY COMMISSION

rAR 15 ICOASDated __________mon E. Hall1 Director

ranium Recovery Fiel d Office4~I Region IV

6,

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.Kennecott. Uranium Company -3-

C a se Cloqs ed:., .0 40O085 84,3 4,0R:X 6. 1.12

'APR 4

bc c* Docket No. 40-8584

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